Finding the Third Proportional to 3,784,624 and 8,199,176

Step by Step Solution

1. Step 1: Write the proportion equation
   3,784,624 : 8,199,176 = 8,199,176 : x
2. Step 2: Convert to fraction form
   3,784,624/8,199,176 = 8,199,176/x
3. Step 3: Cross multiply
   3,784,624x = 8,199,176 × 8,199,176
4. Step 4: Simplify right side
   3,784,624x = 67,226,487,078,976
5. Step 5: Solve for x
   x = 67,226,487,078,976/3,784,624
6. Step 6: Final answer
   x = 17,763,055.74